function getXlsFromTbl(inTblId, inWindow) {
  try {
      var allStr = "";
      var curStr = "";
      if (inTblId != null && inTblId != "" && inTblId != "null") {
          curStr = getTblData(inTblId, inWindow);
      }

      if (curStr != null) {
          allStr += curStr;
      }
      else {
          return;
      }

      var fileName = getExcelFileName();
      doFileExport(fileName, allStr);
  }
  catch(e) {
      alert("Error Occured: " + e.name + " -> " + e.description);
  }
}

function getTblData(inTbl, inWindow) {
  var rows = 0;
  var tblDocument = document;
  if (!!inWindow && inWindow != "") {
      if (!document.all(inWindow)) {
          return null;
      }
      else {
          tblDocument = eval(inWindow).document;
      }
  }

  var curTbl = tblDocument.getElementById(inTbl);
  var outStr = "";
  if (curTbl != null) {
    for (var j = 0; j < curTbl.rows.length; j++) {
      for (var i = 0; i < curTbl.rows[j].cells.length; i++) {
        if (i == 0 && rows > 0) {
          outStr += " \t";
          rows -= 1;
        }
        outStr += curTbl.rows[j].cells[i].innerText + "\t";
        if (curTbl.rows[j].cells[i].colSpan > 1) {
          for (var k = 0; k < curTbl.rows[j].cells[i].colSpan - 1; k++) {
            outStr += " \t";
          }
        }
        if (i == 0) {
          if (rows == 0 && curTbl.rows[j].cells[i].rowSpan > 1) {
            rows = curTbl.rows[j].cells[i].rowSpan - 1;
          }
        }
      }
      outStr += "\r\n";
    }
  }
  else {
    outStr = null;
    alert(inTbl + " does not exists.");
  }
  return outStr;
}

function getExcelFileName() {
  var d = new Date();
  var curYear = d.getYear();
  var curMonth = "" + (d.getMonth() + 1);
  var curDate = "" + d.getDate();
  var curHour = "" + d.getHours();
  var curMinute = "" + d.getMinutes();
  var curSecond = "" + d.getSeconds();

  if (curMonth.length == 1) {
      curMonth = "0" + curMonth;
  }
  if (curDate.length == 1) {
      curDate = "0" + curDate;
  }
  if (curHour.length == 1) {
      curHour = "0" + curHour;
  }
  if (curMinute.length == 1) {
      curMinute = "0" + curMinute;
  }
  if (curSecond.length == 1) {
      curSecond = "0" + curSecond;
  }

  var fileName = curYear + curMonth + curDate + "_" + curHour + curMinute + curSecond + ".csv";
  return fileName;
}

function doFileExport(inName, inStr) {
  var xlsWin = null;
  if (!!document.all("glbHideFrm")) {
    xlsWin = glbHideFrm;
  }
  else {
    var width = 6;
    var height = 4;
    var openPara = "left=" + (window.screen.width / 2 - width / 2)
            + ",top=" + (window.screen.height / 2 - height / 2)
            + ",scrollbars=no,width=" + width + ",height=" + height;
    xlsWin = window.open("", "_blank", openPara);
  }

  xlsWin.document.write(inStr);
  xlsWin.document.close();
  xlsWin.document.execCommand('SaveAs', true, inName);
  xlsWin.close();
}
  